Axiom 16GB DDR4-2133 UDIMM for Dell - A8661094, SNPV51K2C/16G Capacity: 16 GB| Upgrade Type: System specific| OEM Manufacturer Equivalent Part Number: DELL A8661094, DELL SNPV51K2C/16G| Type: DRAM| Technology: DDR4 SDRAM| Form Factor: DIMM 288-pin| Speed: 2133 MHz ( PC4-17000 )| Latency Timings: CL15| Data Integrity Check: Non-ECC| Features: Unbuffered| Module Configuration: 2048 x 64| Chips Organization: 1024 x 8| Voltage: 1.2 V| Color Category: Green| Compliant Standards: RoHS| Service & Support: Limited lifetime warranty Designed For: Dell OptiPlex 7040